Looking for a warm pair of work pants? Sheplers has a great selection of flannel lined jeans and pants for men. Choose from top brands like Carhartt, Dickies and Wrangler. Rugged and insulated, these pants are perfect for cold days on the job. We have flannel lined jeans with built in Thinsulate technology, as well as relaxed fit pants that fit perfectly over your work boots. All of our flannel lined jeans are on sale, so shop today!